Transition metal complexes, ligands, polymerization catalysts for olefins, and process for production of olefin polymers
申请人:Hanaoka Hidenori
公开号:US20050154158A1
公开(公告)日:2005-07-14
A transition metal complex represented by the formula (1):
wherein M is a Group 4 transition metal, A is a Group 16 element, B is a Group 14 element, n is an integer of 0 or 1, R
1
, R
2
, R
3
and R
4
may be the same or different and each independently denotes a substituent selected from the group consisting of the groups (I) and (II):
group (I): hydrogen, alkyl and so on, group (II): alkoxy, alkylthio and so on,
provided that at least one of R
1
, R
2
, R
3
and R
4
is a substituent selected from group (II);
R
5
, R
6
, R
7
, R
8
, R
9
, R
10
, X
1
and X
2
may be the same or different and are each hydrogen, halogen, alkyd or the like; and a catalyst for olefin polymerization comprising said complex, an organoaluminum compound and a boron compound are provided.
一种过渡金属配合物,其化学式表示为(1):其中M为第四族过渡金属,A为第16族元素,B为第14族元素,n为0或1的整数,R1、R2、R3和R4可能相同或不同,且各自独立地表示从群组(I)和(II)中选择的取代基:群组(I):氢,烷基等,群组(II):烷氧基,烷硫基等,但至少有一个R1、R2、R3和R4是从群组(II)中选择的取代基;R5、R6、R7、R8、R9、R10、X1和X2可能相同或不同,且各自表示氢,卤素,烷基等;提供了一种用于烯烃聚合的催化剂,包括所述配合物,有机铝化合物和硼化合物。